/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* ---------------------
* MillisecondTests.java
* ---------------------
* (C) Copyright 2002-2009, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 29-Jan-2002 : Version 1 (DG);
* 17-Oct-2002 : Fixed errors reported by Checkstyle (DG);
* 21-Oct-2003 : Added hashCode tests (DG);
* 29-Apr-2004 : Added test for getMiddleMillisecond() method (DG);
* 11-Jan-2005 : Added test for non-clonability (DG);
* 05-Oct-2006 : Added some tests (DG);
* 11-Jul-2007 : Fixed bad time zone assumption (DG);
*
*/
package org.jfree.data.time;
import org.jfree.chart.date.MonthConstants;
import org.junit.Test;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectInputStream;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Locale;
import java.util.TimeZone;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.fail;
/**
* Tests for the {@link Millisecond} class.
*/
public class MillisecondTest {
/**
* Check that a {@link Millisecond} instance is equal to itself.
*
* SourceForge Bug ID: 558850.
*/
@Test
public void testEqualsSelf() {
Millisecond millisecond = new Millisecond();
assertEquals(millisecond, millisecond);
}
/**
* Tests the equals method.
*/
@Test
public void testEquals() {
Day day1 = new Day(29, MonthConstants.MARCH, 2002);
Hour hour1 = new Hour(15, day1);
Minute minute1 = new Minute(15, hour1);
Second second1 = new Second(34, minute1);
Millisecond milli1 = new Millisecond(999, second1);
Day day2 = new Day(29, MonthConstants.MARCH, 2002);
Hour hour2 = new Hour(15, day2);
Minute minute2 = new Minute(15, hour2);
Second second2 = new Second(34, minute2);
Millisecond milli2 = new Millisecond(999, second2);
assertEquals(milli1, milli2);
}
/**
* In GMT, the 4.55:59.123pm on 21 Mar 2002 is
* java.util.Date(1016729759123L). Use this to check the Millisecond
* constructor.
*/
@Test
public void testDateConstructor1() {
TimeZone zone = TimeZone.getTimeZone("GMT");
Locale locale = Locale.getDefault(); // locale should not matter here
Calendar c = new GregorianCalendar(zone);
Millisecond m1 = new Millisecond(new Date(1016729759122L), zone,
locale);
Millisecond m2 = new Millisecond(new Date(1016729759123L), zone,
locale);
assertEquals(122, m1.getMillisecond());
assertEquals(1016729759122L, m1.getLastMillisecond(c));
assertEquals(123, m2.getMillisecond());
assertEquals(1016729759123L, m2.getFirstMillisecond(c));
}
/**
* In Tallinn, the 4.55:59.123pm on 21 Mar 2002 is
* java.util.Date(1016722559123L). Use this to check the Millisecond
* constructor.
*/
@Test
public void testDateConstructor2() {
TimeZone zone = TimeZone.getTimeZone("Europe/Tallinn");
Locale locale = Locale.getDefault(); // locale should not matter here
Calendar c = new GregorianCalendar(zone);
Millisecond m1 = new Millisecond(new Date(1016722559122L), zone,
locale);
Millisecond m2 = new Millisecond(new Date(1016722559123L), zone,
locale);
assertEquals(122, m1.getMillisecond());
assertEquals(1016722559122L, m1.getLastMillisecond(c));
assertEquals(123, m2.getMillisecond());
assertEquals(1016722559123L, m2.getFirstMillisecond(c));
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
Millisecond m1 = new Millisecond();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(m1);
out.close();
ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
buffer.toByteArray()));
Millisecond m2 = (Millisecond) in.readObject();
in.close();
assertEquals(m1, m2);
}
/**
* Two objects that are equal are required to return the same hashCode.
*/
@Test
public void testHashcode() {
Millisecond m1 = new Millisecond(599, 23, 45, 7, 9, 10, 2007);
Millisecond m2 = new Millisecond(599, 23, 45, 7, 9, 10, 2007);
assertEquals(m1, m2);
int hash1 = m1.hashCode();
int hash2 = m2.hashCode();
assertEquals(hash1, hash2);
}
/**
* A test for bug report 943985 - the calculation for the middle
* millisecond is incorrect for odd milliseconds.
*/
@Test
public void test943985() {
Millisecond ms = new Millisecond(new java.util.Date(4));
assertEquals(ms.getFirstMillisecond(), ms.getMiddleMillisecond());
assertEquals(ms.getMiddleMillisecond(), ms.getLastMillisecond());
ms = new Millisecond(new java.util.Date(5));
assertEquals(ms.getFirstMillisecond(), ms.getMiddleMillisecond());
assertEquals(ms.getMiddleMillisecond(), ms.getLastMillisecond());
}
/**
* The {@link Millisecond} class is immutable, so should not be
* {@link Cloneable}.
*/
@Test
public void testNotCloneable() {
Millisecond m = new Millisecond(599, 23, 45, 7, 9, 10, 2007);
assertFalse(m instanceof Cloneable);
}
/**
* Some checks for the getFirstMillisecond() method.
*/
@Test
public void testGetFirstMillisecond() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.UK);
TimeZone savedZone = TimeZone.getDefault();
TimeZone.setDefault(TimeZone.getTimeZone("Europe/London"));
Millisecond m = new Millisecond(500, 15, 43, 15, 1, 4, 2006);
assertEquals(1143902595500L, m.getFirstMillisecond());
Locale.setDefault(saved);
TimeZone.setDefault(savedZone);
}
/**
* Some checks for the getFirstMillisecond(TimeZone) method.
*/
@Test
public void testGetFirstMillisecondWithTimeZone() {
Millisecond m = new Millisecond(500, 50, 59, 15, 1, 4, 1950);
TimeZone zone = TimeZone.getTimeZone("America/Los_Angeles");
Calendar c = new GregorianCalendar(zone);
assertEquals(-623289609500L, m.getFirstMillisecond(c));
// try null calendar
try {
m.getFirstMillisecond(null);
fail("NullPointerException should have been thrown");
}
catch (NullPointerException e) {
//we expect to go in here
}
}
/**
* Some checks for the getFirstMillisecond(TimeZone) method.
*/
@Test
public void testGetFirstMillisecondWithCalendar() {
Millisecond m = new Millisecond(500, 55, 40, 2, 15, 4, 2000);
GregorianCalendar calendar = new GregorianCalendar(Locale.GERMANY);
calendar.setTimeZone(TimeZone.getTimeZone("Europe/Frankfurt"));
assertEquals(955766455500L, m.getFirstMillisecond(calendar));
// try null calendar
try {
m.getFirstMillisecond(null);
fail("NullPointerException should have been thrown");
}
catch (NullPointerException e) {
// we expect to go in here
}
}
/**
* Some checks for the getLastMillisecond() method.
*/
@Test
public void testGetLastMillisecond() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.UK);
TimeZone savedZone = TimeZone.getDefault();
TimeZone.setDefault(TimeZone.getTimeZone("Europe/London"));
Millisecond m = new Millisecond(750, 1, 1, 1, 1, 1, 1970);
assertEquals(61750L, m.getLastMillisecond());
Locale.setDefault(saved);
TimeZone.setDefault(savedZone);
}
/**
* Some checks for the getLastMillisecond(TimeZone) method.
*/
@Test
public void testGetLastMillisecondWithTimeZone() {
Millisecond m = new Millisecond(750, 55, 1, 2, 7, 7, 1950);
TimeZone zone = TimeZone.getTimeZone("America/Los_Angeles");
Calendar c = new GregorianCalendar(zone);
assertEquals(-614962684250L, m.getLastMillisecond(c));
// try null calendar
try {
m.getLastMillisecond(null);
fail("Should have thrown a NullPointerException");
}
catch (NullPointerException e) {
//we should enter here
}
}
/**
* Some checks for the getLastMillisecond(TimeZone) method.
*/
@Test
public void testGetLastMillisecondWithCalendar() {
Millisecond m = new Millisecond(250, 50, 45, 21, 21, 4, 2001);
GregorianCalendar calendar = new GregorianCalendar(Locale.GERMANY);
calendar.setTimeZone(TimeZone.getTimeZone("Europe/Frankfurt"));
assertEquals(987889550250L, m.getLastMillisecond(calendar));
// try null calendar
try {
m.getLastMillisecond(null);
fail("Should have thrown NullPointerException");
}
catch (NullPointerException e) {
//expected to enter here
}
}
/**
* Some checks for the getSerialIndex() method.
*/
@Test
public void testGetSerialIndex() {
Millisecond m = new Millisecond(500, 1, 1, 1, 1, 1, 2000);
assertEquals(3155850061500L, m.getSerialIndex());
m = new Millisecond(500, 1, 1, 1, 1, 1, 1900);
// TODO: this must be wrong...
assertEquals(176461500L, m.getSerialIndex());
}
/**
* Some checks for the testNext() method.
*/
@Test
public void testNext() {
Millisecond m = new Millisecond(555, 55, 30, 1, 12, 12, 2000);
m = (Millisecond) m.next();
assertEquals(2000, m.getSecond().getMinute().getHour().getYear());
assertEquals(12, m.getSecond().getMinute().getHour().getMonth());
assertEquals(12, m.getSecond().getMinute().getHour().getDayOfMonth());
assertEquals(1, m.getSecond().getMinute().getHour().getHour());
assertEquals(30, m.getSecond().getMinute().getMinute());
assertEquals(55, m.getSecond().getSecond());
assertEquals(556, m.getMillisecond());
m = new Millisecond(999, 59, 59, 23, 31, 12, 9999);
assertNull(m.next());
}
/**
* Some checks for the getStart() method.
*/
@Test
public void testGetStart() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.ITALY);
Calendar cal = Calendar.getInstance(Locale.ITALY);
cal.set(2006, Calendar.JANUARY, 16, 3, 47, 55);
cal.set(Calendar.MILLISECOND, 555);
Millisecond m = new Millisecond(555, 55, 47, 3, 16, 1, 2006);
assertEquals(cal.getTime(), m.getStart());
Locale.setDefault(saved);
}
/**
* Some checks for the getEnd() method.
*/
@Test
public void testGetEnd() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.ITALY);
Calendar cal = Calendar.getInstance(Locale.ITALY);
cal.set(2006, Calendar.JANUARY, 16, 3, 47, 55);
cal.set(Calendar.MILLISECOND, 555);
Millisecond m = new Millisecond(555, 55, 47, 3, 16, 1, 2006);
assertEquals(cal.getTime(), m.getEnd());
Locale.setDefault(saved);
}
}